TutorialStateAbstractBase.h

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/******************************************************************************************************
 * (C) 2014 markummitchell@github.com. This file is part of Engauge Digitizer, which is released      *
 * under GNU General Public License version 2 (GPLv2) or (at your option) any later version. See file *
 * LICENSE or go to gnu.org/licenses for details. Distribution requires prior written permission.     *
 ******************************************************************************************************/
 
#ifndef TUTORIAL_STATE_ABSTRACT_BASE_H
#define TUTORIAL_STATE_ABSTRACT_BASE_H
 
#include <QObject>
 
enum TutorialState {
  TUTORIAL_STATE_AXIS_POINTS,
  TUTORIAL_STATE_CHECKLIST_WIZARD_LINES,
  TUTORIAL_STATE_CHECKLIST_WIZARD_POINTS,
  TUTORIAL_STATE_COLOR_FILTER,
  TUTORIAL_STATE_CURVE_SELECTION,
  TUTORIAL_STATE_CURVE_TYPE,
  TUTORIAL_STATE_INTRODUCTION,
  TUTORIAL_STATE_POINT_MATCH,
  TUTORIAL_STATE_SEGMENT_FILL,
  NUM_TUTORIAL_STATES
};
 
class QGraphicsPixmapItem;
class QGraphicsTextItem;
class TutorialStateContext;
 
class TutorialStateAbstractBase : public QObject
{
 public:
  TutorialStateAbstractBase(TutorialStateContext &context);
  virtual ~TutorialStateAbstractBase();
 
  virtual void begin () = 0;
 
  virtual void end () = 0;
 
 protected:
 
  int buttonMargin () const;
 
  TutorialStateContext &context ();
 
  QGraphicsPixmapItem *createPixmapItem (const QString &resource,
                                         const QPoint &pos);
 
  QGraphicsTextItem *createTextItem (const QString &text,
                                     const QPoint &pos);
 
  QGraphicsTextItem *createTitle (const QString &text);
 
 private:
  TutorialStateAbstractBase();
 
  TutorialStateContext &m_context;
};
 
#endif // TUTORIAL_STATE_ABSTRACT_BASE_H